RAO, S. (1991). ENVIRONMENTAL POLLUTION CONTROL ENGINEERING. WIELY-EASTERN.
Chicago Style (17th ed.) CitationRAO, S.S. ENVIRONMENTAL POLLUTION CONTROL ENGINEERING. NEW DELHI: WIELY-EASTERN, 1991.
MLA (9th ed.) CitationRAO, S.S. ENVIRONMENTAL POLLUTION CONTROL ENGINEERING. WIELY-EASTERN, 1991.
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